Physics
Which of the following terms is not used in the field of physics?

Nuclear fusion
Latent heat
Stock value
Refractive index

ANSWER DOWNLOAD EXAMIANS APP

Physics
The blue colour of sky is due to

Refraction of sunlight
Scattering of shorter wavelengths of sunlight in the atmosphere
Scattering of longer wavelengths of sunlight in the atmosphere
Reflection of sunlight

ANSWER DOWNLOAD EXAMIANS APP

Physics
Skating on ice is possible because

The surface of ice is smooth
The pressure on the ice due to skate raises its melting point
The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water
Ice is cold

ANSWER DOWNLOAD EXAMIANS APP